diff options
Diffstat (limited to 'src/mainboard/tyan/s2895/get_bus_conf.c')
| -rw-r--r-- | src/mainboard/tyan/s2895/get_bus_conf.c | 43 |
1 files changed, 24 insertions, 19 deletions
diff --git a/src/mainboard/tyan/s2895/get_bus_conf.c b/src/mainboard/tyan/s2895/get_bus_conf.c index 3decafb71e..4d1451a92f 100644 --- a/src/mainboard/tyan/s2895/get_bus_conf.c +++ b/src/mainboard/tyan/s2895/get_bus_conf.c @@ -7,6 +7,8 @@ #include <cpu/amd/dualcore.h> #endif +#include <cpu/amd/amdk8_sysconf.h> + // Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables //busnum is default @@ -31,8 +33,7 @@ unsigned apicid_8131_2; unsigned apicid_ck804b; -unsigned sblk; -unsigned pci1234[] = +unsigned pci1234x[] = { //Here you only need to set value in pci1234 for HT-IO that could be installed or not //You may need to preset pci1234 for HTIO board, please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail 0x0000ff0, @@ -44,9 +45,7 @@ unsigned pci1234[] = // 0x0000ff0, // 0x0000ff0 }; -unsigned hc_possible_num; -unsigned sbdn; -unsigned hcdn[] = +unsigned hcdnx[] = { //HT Chain device num, actually it is unit id base of every ht device in chain, assume every chain only have 4 ht device at most 0x20202020, 0x20202020, @@ -68,25 +67,31 @@ void get_bus_conf(void) { unsigned apicid_base; + unsigned sbdn; device_t dev; + int i; + + if(get_bus_conf_done==1) return; //do it only once + + get_bus_conf_done = 1; - if(get_bus_conf_done==1) return; //do it only once + sysconf.hc_possible_num = sizeof(pci1234x)/sizeof(pci1234x[0]); + for(i=0;i<sysconf.hc_possible_num; i++) { + sysconf.pci1234[i] = pci1234x[i]; + sysconf.hcdn[i] = hcdnx[i]; + } - get_bus_conf_done = 1; + get_sblk_pci1234(); - hc_possible_num = sizeof(pci1234)/sizeof(pci1234[0]); - - get_sblk_pci1234(); - - sbdn = (hcdn[0] & 0xff); // first byte of first chain + sysconf.sbdn = (sysconf.hcdn[0] & 0xff); // first byte of first chain + sbdn = sysconf.sbdn; - sbdn3 = (hcdn[1] & 0xff); + sbdn3 = (sysconf.hcdn[1] & 0xff); - sbdnb = (hcdn[2] & 0xff); // first byte of second chain + sbdnb = (sysconf.hcdn[2] & 0xff); // first byte of second chain -// bus_ck804_0 = node_link_to_bus(0, sblk); - bus_ck804_0 = (pci1234[0] >> 16) & 0xff; + bus_ck804_0 = (sysconf.pci1234[0] >> 16) & 0xff; /* CK804 */ dev = dev_find_slot(bus_ck804_0, PCI_DEVFN(sbdn + 0x09,0)); @@ -158,7 +163,7 @@ void get_bus_conf(void) printk_debug("ERROR - could not find PCI 1:%02x.0, using defaults\n", sbdn+ 0x0e); } - bus_8131_0 = (pci1234[1] >> 16) & 0xff; + bus_8131_0 = (sysconf.pci1234[1] >> 16) & 0xff; /* 8131-1 */ dev = dev_find_slot(bus_8131_0, PCI_DEVFN(sbdn3,0)); if (dev) { @@ -187,8 +192,8 @@ void get_bus_conf(void) /* CK804b */ - if(pci1234[2] & 0xf) { //if the second cpu is installed - bus_ck804b_0 = (pci1234[2]>>16) & 0xff; + if(sysconf.pci1234[2] & 0x0f) { //if the second cpu is installed + bus_ck804b_0 = (sysconf.pci1234[2]>>16) & 0xff; #if 0 dev = dev_find_slot(bus_ck804b_0, PCI_DEVFN(sbdnb + 0x09,0)); if (dev) { |